349407883 has 4 divisors (see below), whose sum is σ = 381172248. Its totient is φ = 317643520.

The previous prime is 349407829. The next prime is 349407911. The reversal of 349407883 is 388704943.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349407883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349407803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15882166 + ... + 15882187.

It is an arithmetic number, because the mean of its divisors is an integer number (95293062).

Almost surely, 2^349407883 is an apocalyptic number.

349407883 is a deficient number, since it is larger than the sum of its proper divisors (31764365).

349407883 is a wasteful number, since it uses less digits than its factorization.

349407883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31764364.

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 349407883 is about 18692.4552426908. The cubic root of 349407883 is about 704.3322369454.

The spelling of 349407883 in words is "three hundred forty-nine million, four hundred seven thousand, eight hundred eighty-three".